You are a flight assistant. 
 USER: Hello. Scott Rodriguez here.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Actually, I am looking for a flight having single connection because my friend also booked the same flight that I want to travel, so can you please help me out with booking of a flight ticket from Phoenix on 07/17?

ASSISTANT: Sure, I will help you in booking flight ticket. Can you please mention your preferable airport code names for booking flight ticket?

USER: Thank you, I will prefer PHX and SFO as my origin and destination airport codes.

ASSISTANT: Is there any return trip that your planning to Phoenix?

USER: Yes, I would like to return on 07/19.

ASSISTANT: Please give me a moment, I will check flight availability in this route.

USER: Ok, take your time.

ASSISTANT: Based on your information, Frontier airline is ready to serve you with 1 connection with a minimum fare of 200 is available for you. Shall I proceed with this?

USER: I am comfortable with this, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1021.

USER: Thank you for your help in booking of my ticket, have a nice day.

ASSISTANT: You are welcome.