You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I'm Mary Adams. I want to visit SFO, can you please book me a ticket from DEN?

ASSISTANT: Sure, I am here to help you. Could you please mention your travelling dates?

USER: Sure, my travel dates are 04/02 and 04/04.

ASSISTANT: Ok, please wait a moment I will search for the best service and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a flight 1022 in Hawaiian airline matching your details with price 200. Shall I proceed?

USER: That's fine for me, please proceed booking.

ASSISTANT: Ok, your booking is confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us, have a nice day.