You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am David Smith. I am planning to book a ticket from OAK to EWR. Can you please book  a ticket for me?

ASSISTANT: Ok, may I know your travel dates?

USER: I am planning to travel on 10/29 to 10/31.

ASSISTANT: Please wait. Thanks for waiting.

USER: Ok.

ASSISTANT: I found a flight ticket with price 100 and routed by AA airline and connection limit is 1.

USER: Yes, you can proceed the booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.