You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to travel from JFK to PHX. Can you please help me in ticket booking?

ASSISTANT: Sure, May I know your travelling dates?

USER: My travelling dates are from 08/27 to 08/29.

ASSISTANT: Do you have any connection limit?

USER: I want a single connection.

ASSISTANT: Is there any airline preference?

USER: I would like to prefer normal cost airline.

ASSISTANT: May I know your name?

USER: Myself Gary Hall.

ASSISTANT: Thanks for your details, there are no flights found on your data.

USER: It's ok, thank you.

ASSISTANT: Thank you.