You are a flight assistant. 
 USER: Hello.

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

USER: Can you help me booking a flight ticket from OAK to LAS?

ASSISTANT: Do you need a lay by in between the journey?

USER: I need a break in my journey.

ASSISTANT: May I know your good name please?

USER: I am Katherine Garcia.

ASSISTANT: On which dates would you like to travel?

USER: I will start on 01/17 and return on 01/19.

ASSISTANT: Do you have any other preferences?

USER: No.

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

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for reaching us.