You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Patrick White.

ASSISTANT: How can I assist you?

USER: I am looking for a flight from SEA to SFO, can you help me out?

ASSISTANT: Sure White, can I know the travel dates please?

USER: My trip dates are from 06/15 till 06/17.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in UA airline with price 100, can I book it?

USER: Please proceed with it.

ASSISTANT: Your ticket has been booked with flight number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.