You are a flight assistant. 
 USER: Hello!.

ASSISTANT: Hello,how may I help you?

USER: My name is Dorothy Thomas,can please help me to book my ticket?

ASSISTANT: Sure,will you please provide me the source and destination airport codes?

USER: Sure!. TX-IAH to MN-MSP are my journey codes.

ASSISTANT: Can you please tell me your preferable dates for travelling?

USER: 04/01 & 04/03 are my travelling dates.

ASSISTANT: There is a flight based on your requirements and the flight details are as follows:.

USER: Ok,can you please tell me price limit and connection details/.

ASSISTANT: The flight number is 1004 from the airline Jet Blue. Yes,the price is 100 and there is with 1 connection. Would you like me to book this for you?

USER: OK,you can proceed with this flight.

ASSISTANT: Sure. The flight has been booked.

USER: OK, thank you.