What would you do when a travel agent insults a customer -> yourself?

Question

If you go to a travel agent who is very rude to you and doesn't want to help you at all.Infact laughs at you for a senario like beloe:

You went to a travel agent, service was good. Agent helped you giving the best fare. Next day you go again after deciding to go for the fare you were given. The same agent was not available and the different agent laughs at you for the fare that you are telling him which you were given by previous agent. This agent basically tries to prove that you are lying. You ask him to check for the fare and he is looking at wrong dates and airline and giving you the most expensive fare. He wasted 1hr30mins of yours.

Answer 1

Report it to the BBB.
Prices shouldn't flux like that. They should be a company of their word, it doens't matter which employee you see.