You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am Anthony Robinson. I would like to book a ticket to visit a new place at ORD. Can you please help me out to book a ticket from HOU?

ASSISTANT: Sure, let me know your trip dates to find a best flight for you.

USER: Thank you for your response, I want to take off on Dec 27 and please confirm my return ticket also on Dec 29.

ASSISTANT: Are you okay with a connecting flight?

USER: Yes, I am ok with connecting flight.

ASSISTANT: Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

USER: Oh! It's ok no problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your information.