You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I would like to book a flight ticket from PHL to LAS to meet my parents.

ASSISTANT: Sure, we are here to help you in booking. On which dates would you like me to book a flight ticket for you?

USER: Sure, I want to depart on Dec 22 and arrive on Dec 24.

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

USER: Yes, I prefer to travel in a connecting flight.

ASSISTANT: May I know if you have any other comforts in between your journey?

USER: No, I do not have any other comforts.

ASSISTANT: To proceed further, can I have your name please?

USER: I am Stephanie Mitchell.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: There is a Hawaiian airline with flight number 1007 leaving from PHL on Dec 22nd with 1 stop over in the midway and the estimate is 100. Shall I book an economy class ticket?

USER: You can proceed with booking.

ASSISTANT: Your request for making reservation has been processed and your e-ticket will sent to your email address.

USER: Thank you for your help.

ASSISTANT: It's pleasure to serve you. You're welcome.