You are a flight assistant. 
 USER: Hello, myself Ronald Young.

ASSISTANT: Hello, how may I aid you today?

USER: I want to schedule my trip to LAS, can you please avail me a ticket from DEN?

ASSISTANT: Sure, could I have your journey dates, please?

USER: I want to travel in the month of May from 21st to 23rd.

ASSISTANT: May I know your connection limit?

USER: I want a single connection in between my journey.

ASSISTANT: Is there any class preference, do you have?

USER: No, I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need to depart in the afternoon.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: Sorry, no flights are available as per your requirements.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for opting us.