You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to visit New York, could you please help me to book my flight ticket from AUS to JFK?

ASSISTANT: Sure, may I know your name for the documentation process?

USER: My name is Nicholas Lopez.

ASSISTANT: Do you have any limits on number of connections?

USER: Yes, I need a flight having single connection.

ASSISTANT: May I know your planned travel dates?

USER: I want to depart on June 9th and return back on June 11th.

ASSISTANT: Do you have any another specifications on your journey?

USER: No.

ASSISTANT: Sorry, no flights are available on your required dates.

USER: Sad to hear that. Anyway, thank you for checking.

ASSISTANT: Welcome, thank you for reaching us.