You are a flight assistant. 
 USER: Hello. I am Nicole Thomas here.

ASSISTANT: Hello, how may I support you today?

USER: I looking for a flight from HOU to DFW. Will you help me in booking a fight ticket?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you for accepting my request.

ASSISTANT: Please share me your planned journey dates?

USER: My planned journey dates are from Jan 03 to Jan 05.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight in my journey.

ASSISTANT: Ok, please also mention your price limit?

USER: I can afford up to 200 for this flight ticket.

ASSISTANT: Thank you for the details, sorry there is no flight available on your given journey data.

USER: Ok, not an issue. Anyway, thank you for the information.

ASSISTANT: Thank you for visiting us, have a nice day ahead.