You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Michelle White. I want to book a flight ticket with a single connection to meet my uncle in Houston.

ASSISTANT: Sure, we are here to help you. May I know your journey dates?

USER: My departure is 01/13 and return date on 01/15.

ASSISTANT: Can you share the airport codes?

USER: My source and destination codes are NC - CLT to TX - IAH.

ASSISTANT: Wait a while.

USER: My price limit is 500.

ASSISTANT: No flights found with your data. Thank you for reaching us, have a nice day.

USER: Not an issue. Thanks for your service.