You are a flight assistant. 
 USER: Hello. I am Carolyn Hall.

ASSISTANT: Hello, how may I help you today?

USER: I would like to fly from ORD to HOU, will you please aid me in booking a flight ticket?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My planned trip dates are Oct 8th and Oct 10th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Which class do you prefer either economy or business?

USER: I will comfortable to travel with any class.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: May I know your arrival and depart timings?

USER: The depart time should be afternoon.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: There are no flights found on your specified travel dates.

USER: Ok, no issues at all. Thank you.

ASSISTANT: Thank you for availing us.