You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER:  I am Elizabeth Turner planning a round trip to CA-OAK with my friends. Can you book a connecting flight?

ASSISTANT: Sure, we are glad to help you. Can you please share your travelling dates?

USER: My travelling dates are 03/30 and 04/01.

ASSISTANT: Ok, thanks for sharing your details. We found a flight in Delta airlines with a fare of 100 and the flight number is 1001. Shall I book it for you?

USER: Ok, you can proceed.

ASSISTANT: Sure, your booking has been processed.

USER:  Thank you for booking.

ASSISTANT: Thank you for opting us.