You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am William Williams.

ASSISTANT: How may I help you?

USER: Can you help me to book a flight from SFO to SEA?

ASSISTANT: Sure, could you please share your travelling dates please?

USER: My travelling dates are 03/05 and 03/07.

ASSISTANT: please wait for a while.

USER: Sure.

ASSISTANT: I found a flight with 1 connection with the price 300. Can I proceed?

USER: My price limit is 200.

ASSISTANT: Ok, your ticket is booked with the budget 200.

USER: Thank you.

ASSISTANT: Thank you for reaching us.