You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Linda Thomas here.

ASSISTANT: How can I assist you?

USER: Can you please help me in booking a flight ticket from ORD to CLT?

ASSISTANT: Sure Linda, can I know the travel dates please?

USER: Sure, my trip dates are from 08/09 to 08/11.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: There is a flight in Spirit airline with price 100, can I book it?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been booked with flight number 1000.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.