You are a flight assistant. 
 USER: Hello, I am Susan Perez.

ASSISTANT: Hello. How can I help you today?

USER: Can you please book a ticket from EWR to OAK?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: Sure, I would like to go on 12/28 and return back on 12/30.

ASSISTANT: Here, I found a flight for you with single connection.

USER: Ok, please proceed for further if it costs you below 200.

ASSISTANT: Your ticket is booked with flight number 1028 and airline is Frontier.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight. Thank you for choosing us.

USER: Welcome.