You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Can you please help me in reserving the ticket from OAk to DEN?

ASSISTANT: Sure, may I know your good name please?

USER: Myself Ronald Rodriguez.

ASSISTANT: Ok, do you need a lay by in between the journey?

USER: I an comfort to travel in single connection flight.

ASSISTANT: On which dates would you like to travel?

USER: I am planning my trip on July 13 and again I will return back on July 15.

ASSISTANT: Do you have any other preferences?

USER: My airline preference is normal-cost.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found a Hawaiian Airlines with fare of 100 and a lay by in between the journey matches your schedule.

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your ticket has been confirmed with flight number 1025.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.