You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Paul Smith here. Can you help me in booking a ticket from OAK to CLT?

ASSISTANT: I will help you Smith, can you please provide me your trip dates?

USER: My planning dates are from 03/02 to 03/04.

ASSISTANT: Ok, please be online. I will get back to you.

USER: Ok.

ASSISTANT: There is a flight-1021 available with Delta airlines and the ticket costs you 100 only. Can I book the ticket?

USER: That's great, please proceed.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us and have a safe journey.

USER: You are welcome.