You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you at this moment?

USER: Can you help me to book a flight ticket from ORD to PHL?

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

USER: Yes, I need a lay by in between my journey.

ASSISTANT: On which dates would you like to travel?

USER: My travel dates are May 30 and June 01.

ASSISTANT: Do you prefer business or economy class?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences?

USER: No, thanks for asking.

ASSISTANT: May I know your good name please?

USER: I am Frank Smith.

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

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket has been confirmed with flight number 1019.

USER: Thank you.

ASSISTANT: Thank you for reaching us.