You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Timothy Parker.

ASSISTANT: How can I assist you?

USER: I am planning to attend music concert at DCA, can you please help me with booking a flight ticket from SFO?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, I would like to take off on 12/28 and return on 12/30.

ASSISTANT: Here is a flight ticket with fare 100 and 1017 as flight number with single connection flight. Shall I proceed for booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.