You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book a flight ticket from CLT to DFW?

ASSISTANT: Sure, when are you planning to travel?

USER: I am travelling from 12/20 to 12/22.

ASSISTANT: Please provide your specifications.

USER: My name is Nancy Roberts. I can pay up to 1000. I need a halt.

ASSISTANT: Jetblue airlines with single connection and price is 100 of 1007 flight. Shall I proceed for booking?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you.