You are a flight assistant. 
 USER: Hello, I am Debra Nelson.

ASSISTANT: Hello, How can I aid you?

USER: I want to book a ticket to PHX from JFK, can you help me in booking a ticket?

ASSISTANT: Sure, may m. May I know your journey dates?

USER: My journey dates are from 05/09 to 05/11.

ASSISTANT: Ok, let me check the availability.

USER: Ok.

ASSISTANT: Are you comfortable with a direct flight?

USER: No, I am need of an connecting flight.

ASSISTANT: Sorry there is no flight available with single connection.

USER: No issues, Thank you for your information.

ASSISTANT: Thank you for choosing our service.