You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Young.

ASSISTANT: How can I assist you today?

USER: I am planning to attend music concert at EWR, can you please help me with booking a flight ticket from LAS?

ASSISTANT: Sure, we are glad to help you. Can you please help me with your travelling dates?

USER: Sure, I would like to take off on Apr 10 and return on Apr 12.

ASSISTANT: Do you prefer any lay by in between journey?

USER: I need a flight with 1 connection.

ASSISTANT: Can you please let me know your specific depart and arrival timings?

USER: I would like to depart and return during evening time.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Kindly mention your specific airline for this trip.

USER: I am ok with any airline.

ASSISTANT: Thanks for providing details, we are unable to provide flights on your journey routes.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for availing us.

USER: You are welcome.