You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My name is Betty Perez. I want to travel from Houston, TX - IAH to Denver, CO - DEN. Can you book me a ticket?

ASSISTANT: Sure, Betty Perez. To proceed further, we need your journey dates.

USER: Yes, I would start my journey on Sept/21 and end on Sept/23.

ASSISTANT: Thanks for your information.

USER: Please make sure the price limit must be 200 and connection limit 1.

ASSISTANT: Please wait for a moment in order to check the availability of flight.

USER: Sure.

ASSISTANT: Thanks for your patience. We are very glad to inform you that your criterion has been matched to one of the flight. The flight details are as follows, Flight number:1012, airline: JetBlue, price:100, connection:1.

USER: OK. Please book my ticket.

ASSISTANT: Sure, your ticket has been reserved. Thanks for choosing us.

USER: Thanks for your service.

ASSISTANT: Happy journey.