You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am a insurance agent, I have to meet my clients. Could you book my ticket from DCA to SEA?

ASSISTANT: Ok, please let me know your travelling dates.

USER: My trip dates are 05/14 and 05/16.

ASSISTANT: May I know your name?

USER: My name is Brandon Perez.

ASSISTANT: Thanks for your details, there is no flight on your request dates.

USER: No problem, thank you for helping me.

ASSISTANT: Ok, thanks for contacting us.