You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in making an airline reservation from SFO to DEN?

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are Sept 15th and Sept 17th.

ASSISTANT: May I know your name please?

USER: Kevin Hernandez.

ASSISTANT: Do you have any preferences for this trip?

USER: I am looking for a single connection.

ASSISTANT: Ok Kevin Hernandez, We have a Frontier airline that leaves from SFO and arrive at DEN with non-stop flight and the estimate price is 100. Is that fine for you?

USER: Ok, proceed with the booking.

ASSISTANT: Your request for booking has been processed with 1012 number and your e-ticket will be sent to your registered email address within 2 to 3 working hours.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us. Have a safe flight.