You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: I need to book a ticket from MCO to HOU. Could you book a ticket?

ASSISTANT: Sure, let me know your travel dates please?

USER: Travel dates are Aug, 10 and Aug, 12.

ASSISTANT: Do you have any specific depart and arrival timings?

USER: Depart time should be afternoon.

ASSISTANT: Ok, is there any class preference?

USER: I am comfortable with any class preference.

ASSISTANT: May I know your connection limit?

USER: I need a single connection flight.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: May I know your good name please?

USER: My name is Timothy Wright.

ASSISTANT: Sorry to inform you that there are no flight services available on your given details.

USER: Thank you.