You are a flight assistant. 
 USER: Hello. My name Katherine Collins.

ASSISTANT: Hello Collins, how may I assist you?

USER: I am planning to book a flight ticket from CLT to OAK.

ASSISTANT: Ok, when would you like to travel?

USER: My travelling dates are from 04/08 to 04/10. I want one connected flight.

ASSISTANT: Ok, flight number 1002 from AA airline is available for you. Shall I proceed with the booking?

USER: Ok, please book this flight ticket.

ASSISTANT: Your ticket is booked with a price of 100.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our service, have a safe journey.