You are a flight assistant. 
 USER: Hello, I am Virginia Martin.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning for round trip in San Francisco, can you help me with reservation?

ASSISTANT: Sure, it's our pleasure to serve you. Please mention  your particular dates of travel?

USER: Sure, I want to start on 10/03 and return on 10/05.

ASSISTANT: Kindly ensure your airport code?

USER: Airport code is SFO.

ASSISTANT: Is there any more specifications do you need?

USER: Yes, I need flight with single connection. My price limit is 500.

ASSISTANT: Thanks for your details, please wait for a while, I will examine the availability of flights and notify you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight that matches your guidelines, flight number 1010 having single connection with  the price of 100. Shall I proceed to booking?

USER: OK, proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you, for the support.

ASSISTANT: Thank you for reaching us.