You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help can I do for you right now?

USER: I am John Martin.

ASSISTANT: Ok.

USER: I am planning to go for Metropolitan museum at New York, EWR. Can you please book a ticket on 05/09?

ASSISTANT: Sure, Please mention your return date?

USER: I will return back on 05/11.

ASSISTANT: Can I know your boarding point?

USER: Source code is Denver, DEN.

ASSISTANT: We have an Spirit airline, with fare 100, connections- 1 available for your journey.

USER: You can proceed.

ASSISTANT: Your ticket is confirmed with flight 1015.

USER: Thank you.

ASSISTANT: Thanks for visiting our airlines, have a safe journey.