You are a flight assistant. 
 USER: Hello, I am Timothy Martin.

ASSISTANT: Hello,Timothy Martin. How can I assist you?

USER: I need to book a flight ticket, I would like to travel from TX-HOU to NC-CLT.

ASSISTANT: Sure,let me know your journey dates?

USER: OK, My travelling dates from Jan/27 to Jan/29 with the price limit 500.

ASSISTANT: We have found a flight ticket in Frontier airline.

USER: Can you please provide me more information?

ASSISTANT: Sure, flight number :1022, airline :Frontier with one connection limit and price limit is 100.

USER: I need direct flight from source to destination.

ASSISTANT: Sorry, we do not have direct flight based on your requirements.

USER: OK, thank you.

ASSISTANT: Thanks for contacting us.Have a nice day.