You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Christine Hill, want to travel from HOU to DCA. Please help me in booking my ticket.

ASSISTANT: Sure, may I know your trip dates?

USER: Sure, my trip dates are from 09/01 to 09/03.

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a flight with your provided information in Delta airline with 1 connection and the fare is 600. Shall I confirm your ticket with this airline?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.