You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Wilson.

ASSISTANT: What kind of help are you expecting from my side?

USER: I am planning to visit Navy Pier in ORD. Can you book a ticket from LAS?

ASSISTANT: That's a great place to visit. Sure, can I know the dates in which you are interested?

USER: I am planning my trip in the month ending, 12/26 to 12/28.

ASSISTANT: Frontier airlines matches with your given criteria, can I proceed with the booking?

USER: That's sounds good. Please book the ticket.

ASSISTANT: Your ticket is booked with Flight 1003.

USER: Thank you for your help.

ASSISTANT: Thank you, have a wonderful journey.

USER: Thank you.