You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Steven Thompson from Washington. Can you help me to find a flight from DCA to DEN?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travel dates are 09/16 and 09/18.

ASSISTANT: Here is a flight ticket with fare 100 and 1007 as flight number with single connection flight. Shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.