You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Pamela Martin.

ASSISTANT: What can I do for you today?

USER: I am planning to visit Know land park with my grand parents for luncheon after a long time which was going to be held at Oakland CA-OAK. Can you please assist me in booking a flight ticket from Chicago IL-ORD?

ASSISTANT: Sure, please share your travelling dates?

USER: My travelling dates are 01/19 and return on 01/21.

ASSISTANT: Ok, please wait for some time. We found a Frontier airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1017.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.