You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Gregory Lee. I am planning to travel from CLT to SEA.

ASSISTANT: Ok, may I know your traveling dates?

USER: My travelling dates are 07/25 to 07/27.

ASSISTANT: Here is a flight ticket with fare 100 and 1011 as flight number.

USER: Proceed for booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.