You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Campbell.

ASSISTANT: How may I help you?

USER: I would like to travel from HOU to MCO, can you please help me in flight booking?

ASSISTANT: Sure, I am glad to help you. Could you please share your trip dates?

USER: I want to fly on Nov 26, return on Nov 28.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I want a flight with one connection.

ASSISTANT: Do you have any specifications?

USER: My return time should be afternoon.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.