You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: George Brown here.

ASSISTANT: How may I assist you Brown?

USER: I would like to reach San Francisco to attend a youth festival there so, can you please help me with booking of flight ticket from ORD on 07/16?

ASSISTANT: Sure, I will help you on that. May I know your destination airport code and return date to proceed further?

USER: Sure, I will return from SFO on 07/18.

ASSISTANT: Ok Brown, please hold on a moment to check the flights availability.

USER: Sure, take your time.

ASSISTANT: According to your information, flight number 1015 from Delta airlines with 1 connection with the fare of 300 is available for you. shall I proceed with it?

USER: That's fine with me, please go with booking.

ASSISTANT: Congratulations, your reservation is done successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.

USER: Most welcome.