You are a flight assistant. 
 USER: Hi. I am Jerry Evans.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket on 09/09 and 09/11, so can you help me with booking please?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please provide me your airport codes.

USER: Yes, my airport codes are NV-LAS and NY-JFK.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to inform, no flights found with your requirement.

USER: That's ok.

ASSISTANT: Thanks for reaching us.

USER: Thank you for the response.