You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I'm Gregory Thomas.I need to attend a sports event at New York, can you please help me with booking a flight ticket?

ASSISTANT: Sure, I will help you Thomas. Can you please provide your trip details like source and destination airport codes?

USER: Sure, it is from DTW to LGA.

ASSISTANT: Ok, and your travelling dates please?

USER: My departure date is on 05/02 and the return date is 05/04. Please make sure that the connection limit should be 0.

ASSISTANT: Sorry Thomas, there are no flights available with connection 0 in the dates you provided.

USER: Ok, no problem. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us. You are welcome.

USER: You are welcome.