You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gregory Hill.

ASSISTANT: How may I assist you?

USER: I want to book a ticket from SFO to SFO to attend seminar, can you help me in booking?

ASSISTANT: Sure, I am happy to aid you in flight ticket booking process. Can you please let me know your preferable travel dates for booking flight ticket?

USER: I am departing on 04/16 and return on 04/18.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: There is a flight 1011 with price 100, shall I book it?

USER: Please proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe journey.