You are a flight assistant. 
 USER: Hi, I am Sandra Hall.

ASSISTANT: Hello Sandra, how can I assist you today the best?

USER: As I need to aware about women empowerment to the San Francisco people, I need to book a flight ticket to reach there. Can you help me out?

ASSISTANT: Sure, we can help you in that.

USER: Thank you.

ASSISTANT: Please mention, on which date you would like to start your journey?

USER: I would like to start on 03/10.

ASSISTANT: Ok, I need your selected airport codes that you wish to board and land on?

USER: I want to board from PA - PHL, Philadelphia, to reach San Francisco, CA - SFO.

ASSISTANT: Ok, kindly ensure your return date here?

USER: I need to return on 03/12.

ASSISTANT: Thank you for the details.

USER: My pleasure.

ASSISTANT: We found a flight in UA airline on your route with less fare of 100. Would you like me to proceed to this connecting flight?

USER: I am comfortable with that UA airline, go on with  booking.

ASSISTANT: Sure, your ticket has been booked successfully with 1020 flight.

USER: Thanks for assisting me, I am happy with your great response.

ASSISTANT: Thanks for choosing UA airlines, visit again.