You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mark Scott.

ASSISTANT: What type of service you are expecting from us?

USER: Can you please book a flight ticket from ORD to JFK?

ASSISTANT: I am glad to help you with that. Could you provide me your planned trip dates?

USER: Sure, I need to travel on dates of 03/27 and 03/29.

ASSISTANT: Ok, please wait for a minute.

USER: Sure but please make sure that connection  should be 0.

ASSISTANT: Sorry to say that, there are no flight's available based on your connection limit. I have a flight with the 1 connection. Can I proceed?

USER: Oh! it is sad to hear. Don't proceed with booking. Anyway, thank you for your time.

ASSISTANT: Ok, thank you for reaching us.

USER: Most welcome.