You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: I am Patrick Lee. I would like to book a ticket from IAD to SFO, can you please help me out?

ASSISTANT: Sure, can you share your journey dates?

USER: I am travelling on these dates 08/04 and 08/06.

ASSISTANT: Do you need any halt in between your journey?

USER: I need 1 connection limit.

ASSISTANT: There is a connecting flight with number 1002 in airline AA, the fare is 100. Can I book it?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your services.

ASSISTANT: Thank you for opting us.