You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Gary Hall. Can you help me to book a connecting flight from HOU to MCO?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to fly on 09 Nov and return on 11 Nov.

ASSISTANT: Can I know your depart and return timing?

USER: I would like to return in the afternoon.

ASSISTANT: Do you have any class preference?

USER: I need a connecting flight.

ASSISTANT: Sorry, there are no flights available on your travelling dates.

USER: Oh! that very sad to hear, thank you.

ASSISTANT: Thank you for reaching us.