You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you today?

USER: I need to book a flight ticket from ORD to LGA, Can you please help me for booking?

ASSISTANT: Sure, please share your trip dates.

USER: I would like to travel on 07/09 to return on 07/11.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Can you mention your name to proceed further?

USER: Larry Phillips here.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for contacting us.