You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight ticket from DEN to HOU?

ASSISTANT: Your travelling dates please?

USER: My travel dates are Jan 08 and Jan 10.

ASSISTANT: May I know your connection limit please?

USER: I prefer connecting flight for this trip.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: There is a direct flight in Delta airlines, can I proceed for booking in 1011 flight?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: On which name can I proceed for booking?

USER: Sharon Evans.

ASSISTANT: Your booking is done in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.