You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I would like to visit the California Academy of Sciences. This is the most visited museum in San Francisco, SFO. can you help in booking from Philadelphia, PHL within fare 1000?

ASSISTANT: Sure, may I know when you want to travel?

USER: I want to start on 07/16 and return on 07/18.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting. We found a flight with number 1005 and airline UA at a price of 100 with 1 connection.

USER: Ok, proceed for booking.

ASSISTANT: Sure, may I know your name please.

USER: Sure, I am Stephanie Clark.

ASSISTANT: Thank you, your booking is done.

USER: Thanks for your assistance.

ASSISTANT: Have a nice day.