You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: Christine Walker here. Please help me out in booking the ticket from MCO to LGA.

ASSISTANT: May I know your travelling dates for this journey?

USER: My trip dates will be Dec 7 to Dec 9.

ASSISTANT: Do you need a connecting flight?

USER: Yes, 1 connection limit.

ASSISTANT: May I know your airline preference?

USER: Normal cost is my airline preference.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Sorry, there are no flights available on your requested details.

USER: That's ok. Thank you.

ASSISTANT: Thank you for approaching with our services.