You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Carolyn Williams.

ASSISTANT: Yes, Carolyn.

USER: Can you help me in booking a ticket from IAH to OAK?

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

USER: My planning dates are from 09/23 to 09/25.

ASSISTANT: Delta airlines is having a flight with travel charge of 100, shall I proceed booking?

USER: That's great, please proceed.

ASSISTANT: Your ticket has been booked with flight-1011, have a safe flight.

USER: Thank you for your help.

ASSISTANT: You are welcome.