You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to travel from EWR to PHX as a holiday trip.

ASSISTANT: Ok, please can I know your name to proceed further?

USER: Justin Carter here.

ASSISTANT: Ok, please mention the dates of your journey?

USER: My trip dates are 10/13 and 10/15.

ASSISTANT: Ok, please can I know your specifications?

USER: Return time should be evening.

ASSISTANT: Yes, please let me know if you have any other specification.

USER: I need break in my journey.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there are no flights available to reserve as per your specificaion. Thank you for choosing our agency.

USER: No problem, Thanks for the information.