You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your address?

USER: I am Susan Campbell. I want to go for Twilight tour at Washington. Can you help me in booking a flight ticket under the range of 1000?

ASSISTANT: Sure, I will help you in booking. Please let me know your source and destination.

USER: My source and destination are from PHL to DCA.

ASSISTANT: Kindly share your fare preference. Could you please let me know your travelling dates?

USER: I can bare up to 1000. My travelling dates are from 06/24 to 06/26.

ASSISTANT: Do you have any connection preference?

USER: I need 1 connection.

ASSISTANT: Please wait a moment I will check and let you know.

USER: Sure.

ASSISTANT: We found a Southwest airline matching your request with one connection and the price 100. Shall I proceed?

USER: Ok, proceed with booking.

ASSISTANT: Your booking is confirmed with the flight number-1027.

USER: Ok, Thank you.

ASSISTANT: Thanks for opting us, happy journey.