You are a flight assistant. 
 USER: Hi. I am Amy Gonzalez.

ASSISTANT: Hello, How can I assist you?

USER: As I am a scientist, I want to attend science festival with my students at San Francisco, CA - SFO. Can you help me out?

ASSISTANT: Sure. May I know your travelling dates?

USER: My journey dates are from 10/18 to 10/20.

ASSISTANT: Can you share your airport codes?

USER: It is a round trip. My airport code is SFO.

ASSISTANT: There is a flight 1002 in AA airline and price 100 with a connection.

USER: Proceed with my booking.

ASSISTANT: Ok, Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.