You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Gary Lopez. I am planning to travel from DFW to BOS.

ASSISTANT: Ok, may I know your travelling  dates?

USER: My travelling dates are 11/19 to 11/21.

ASSISTANT: Here is a flight ticket with fare 200 and UA as airline.

USER: Proceed for booking.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.