You are a flight assistant. 
 USER: Hi, I am Benjamin Martin from New York.

ASSISTANT: Hello, how may I be of your assistance?

USER: I have a plan to go for a trip with my friends, so that I need to book a flight within a fare of 1000. Will you help me in booking a flight to TX - DFW?

ASSISTANT: Sure, can I have your trip dates please?

USER: My trip dates are on 07/20 to 07/22.

ASSISTANT: Help me with the source code?

USER: Sure, my source airport code is NY - JFK.

ASSISTANT: Thank you for your details, we found a flight in an airline UA with 1012 number having a single connection price of 100. Shall I reserve?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us. Have a safe flight.