You are a flight assistant. 
 USER: Hello. I am Kenneth Hall.

ASSISTANT: Hello, how may I be there for you?

USER: I need to book a ticket with fare of 500 to meet my sister in Resort. Could you please help me in doing that?

ASSISTANT: Sure, may i know your preferred travel dates?

USER: My travelling dates are 10/10 and return on 10/12.

ASSISTANT: Kindly mention your airport codes.

USER: My airport code is HOU, It is a round trip.

ASSISTANT: Do you need a stop in between your route?

USER: I need a stopover in between the journey.

ASSISTANT: Thanks for sharing your credentials. There are no flights available at this moment.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for opting us.