You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Charles Robinson. I want to book a flight ticket,can you help me out? I want to go MA-BOS to MN-MSP.

ASSISTANT: OK. Can I know your travelling dates?

USER: My travelling dates are 10/10 to 10/12.

ASSISTANT: OK. can I know is there any price limit?

USER: My price is 5000 and connection should be 1.

ASSISTANT: OK. I had found a flight for you. The flight number is 1016 of delta airlines. Can I proceed?

USER: OK, you can confirm.

ASSISTANT: OK, your ticket has been booked.

USER: Thank you.

ASSISTANT: Have a safe journey.