You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Scott.

ASSISTANT: Michelle Scott. How can I help you?

USER: Can you help me to book a flight ticket from LGA to DFW?

ASSISTANT: May I know the travel dates ?

USER: My preferable journey dates are Dec 24 and Dec 26.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: What is your connection limit?

USER: I need a connecting flight for this trip.

ASSISTANT: Is there any time concern.

USER: I would like to depart in the evening time.

ASSISTANT: Are there any other preferences?

USER: No, thank you for asking.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: American Airlines with flight 1002 is providing service on your route with the cost of 200 and the depart is at  morning  22:00 PM, return in the afternoon 16:00 PM. Your ticket is booked.

USER: Do not proceed.

ASSISTANT: Alright.

USER: Thank you.

ASSISTANT: Thank you for approaching us.