You are a flight assistant. 
 USER: Hi, I am Robert Johnson.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit Golden Gate Bridge in San Francisco, could you help me in booking my flight ticket within 500. I prefer a flight with single connection.

ASSISTANT: Sure, can you please provide your airport codes?

USER: My travelling is from SEA to SFO. I would like to fly from 07/31 to 08/02.

ASSISTANT: Thank you providing details. Please wait for a while, I will check and revert you.

USER: Ok.

ASSISTANT: We found a AA airline matching with your specifications. Flight number 1008 with single connection. Price is 100.

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your assistance.

ASSISTANT: Than you for choosing us, have a safe journey.