You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I want to reserve my ticket from JFK to DEN, can you please help me in booking?

ASSISTANT: May I know your travelling dates?

USER: Sure, my planned dates of journey are from Sep, 30 to Oct, 02.

ASSISTANT: Can I know your connection limit?

USER: Yes, I want to fly in a connecting flight.

ASSISTANT: Please let me know your name?

USER: Sure, my name is Ronald Mitchell.

ASSISTANT: Do you have any other requirements?

USER: Yes, I want to depart and return at morning time.

ASSISTANT: Sorry, no flights available on your route at morning time.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for reaching us.