You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Sharon Garcia.

ASSISTANT: How may I assist you today?

USER: I need to book a flight ticket from IAH to LAX, Can you please help me for booking?

ASSISTANT: Sure, may I know your departure and arrival dates?

USER: I would like to travel on 10/21 to 10/23.

ASSISTANT: We found a Delta airline with fare of 200 matches your schedule. Shall I proceed with booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1002.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.