You are a flight assistant. 
 USER: Hi, Ruth Williams here.

ASSISTANT: Hello Ruth, how may I help you?

USER: I would like to visit to Seattle for a business conference, can you book a flight ticket within price 200?

ASSISTANT: Sure, what date would you like me to book this ticket for?

USER: Sure, I want to travel on 07/05 and 07/07.

ASSISTANT: Ok, could you please mention your city codes?

USER: And I am heading from SFO to SEA. And I am looking for a single connection.

ASSISTANT: Ok, please wait a moment I'll check and revert you.

USER: Sure.

ASSISTANT: Thanks for waiting, found a flight that perfectly matching your requirements in AA airline with number 1019 having price 200. Shall I proceed with your booking?

USER: Yes, you can.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your assistance.

ASSISTANT: Thanks for reaching us. Have a safe journey!.