You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you today?

USER: Jacob Robinson here. I want to book a flight ticket, will you please help me with that.

ASSISTANT: Sure, I will help you to book a ticket. Could you please provide your airport codes?

USER: Sure, I planned a small trip with my Ex- colleagues who are staying in Denver, CO-DEN. And I would like to start my journey from Houston, TX-HOU.

ASSISTANT: Ok, when are you planning to visit?

USER: Sure, My planned trip dates are from 06/17 to 06/19.

ASSISTANT: Do you want any connections in between your journey?

USER: Yes, I prefer a connection in between.

ASSISTANT: Can you please provide your affordable price?

USER: Sure, I can afford up to 1000.

ASSISTANT: Ok, please wait a moment. I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT: Unfortunately, there are no flights available based on your details.

USER: Ok, no issues I will go by road.

ASSISTANT: Ok, thanks for choosing us.

USER: Thank you for your valuable information.

ASSISTANT: Have a nice day.