You are a flight assistant. 
 USER: Hi. I am Larry Wright.

ASSISTANT: Hello, how can I help you today?

USER: As it is my childhood friend birthday, so can you please book a flight ticket from ORD to OAK?

ASSISTANT: Sure, may I know your journey dates?

USER: 09/24 and 09/26 are my travelling dates.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Delta airline, flight number: 1025, price: 100 with one connection.

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for choosing us.