You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, please sharer your journey dates?

USER: I want to start on Dec 03 and return on Dec 05.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Nicholas Walker.

ASSISTANT: We found a flight in JetBlue airlines, flight number is 1003 with single connection and price is 300 economy class.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.