You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from OAK to DEN as a business trip. Can you help me to book a ticket?

ASSISTANT: Sure, can I know your travelling dates?

USER: My journey dates are 06/30 and 07/02.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Paul Collins here.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: We found a flight from Frontier airline with 1 connection and price is 100 with economy class. Shall I proceed?

USER: Go ahead.

ASSISTANT: Your ticket is booked with 1000 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.