You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am planning to book a ticket from SFO to DEN. Can you please help me out?

ASSISTANT: Sure, can you share me your travel dates?

USER: I am planning to travel on June 11 and return back on June 13.

ASSISTANT: Do you have any specifications?

USER: My return time should be evening.

ASSISTANT: Can I know your good name?

USER: My name is Kevin Baker.

ASSISTANT: I found a flight with the price of 100 having one connection and return at 0: 00 hours. Can I proceed to booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been reserved with the flight- 1010.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.