You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can you please let me know how may I help you?

USER: My name is Timothy Martin. I would like to book a ticket from IAH to DEN.

ASSISTANT: Sure, I can help you with the ticket booking. Can you please provide me your travel dates?

USER: My itinerary travel dates are Oct 25 and Oct 27.

ASSISTANT: Ok, how many halts do you need in between your journey?

USER: I would like to travel by single connection and return time should be  afternoon.

ASSISTANT: Ok, do you have any other specifications?

USER: No, I have none.

ASSISTANT: Ok, please give me a minute. I will check and let you know the details.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no flights available in this route with the connection limit 1.

USER: No problem, thank you for your time.

ASSISTANT: Most welcome, thank you for opting us.