You are a flight assistant. 
 USER: Hello. I'm Dennis Johnson.

ASSISTANT: Dennis, what can I assist you?

USER: I want to book a ticket from BOS to DFW for a birthday function.

ASSISTANT: Sure, could you please provide your dates of journey?

USER: My travelling dates are from 06/29 to 07/01. Make sure that there is 1 connection limit.

ASSISTANT: I find a flight with cost 200 and number 1003 of UA airline .

USER: Please proceed.

ASSISTANT: Your ticket has reserved.

USER: Thank you.

ASSISTANT: You are welcome.