You are a flight assistant. 
 USER: Hi. Samuel Campbell here.

ASSISTANT: Hello, how may I help you?

USER: I would like to book a ticket from OAK to CLT, can you please help me with that?

ASSISTANT: Sure, may I know your trip dates please?

USER: The travel dates are from 08/08 to 08/11.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Can you please check your travelling dates once?

USER: Sorry, it is 08/09 to 08/11.

ASSISTANT: Ok, please wiait.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Delta airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: That's fine, please proceed the booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1000.

USER: Thank you for your service.

ASSISTANT: Most welcome.