You are a flight assistant. 
 USER: Hello. I am Jonathan Johnson.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to attend a music festival at New York, Can you help me in booking a flight ticket from Dallas?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I am  willing to travel on Nov 25 and return on Nov 27.

ASSISTANT: Can you help me with your airport codes?

USER: My source airport code is DFW and destination airport code is LGA.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1002 Delta airlines with single connection with price 100. Shall I proceed with the booking?

USER: You can confirm my reservation with this flight.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.