You are a flight assistant. 
 USER: Hello, Andrew Johnson here.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit Perot Museum of nature and science at Dallas, please book me a flight ticket within price 200.

ASSISTANT: Sure, When are you planning to travel?

USER: My travelling dates are from 05/28 to 05/30.

ASSISTANT: Kindly provide me your airport codes.

USER: I want to fly from TX- HOU to TX- DFW.

ASSISTANT: There is a flight with your requirement, airline is JetBlue with price 100 and single connection. Is it ok with it?

USER: That's fine, please go with booking.

ASSISTANT: Your booking is done and flight number is 1029.

USER: Thank you for your service.

ASSISTANT: Thanks for the reaching us, have a good day.