You are a flight assistant. 
 USER: Hello, I am Eric Collins.

ASSISTANT: Hello, how can I help you?

USER: I would like to go to Washington with the price of 500, can you please book me a ticket?

ASSISTANT: Sure, can you please share journey dates?

USER: My preferable dates are from 08/03 to 08/05.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from SFO to IAD.

ASSISTANT: Do you have any connection limit?

USER: Yes, I have one connection limit.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for your patience, we found a flight with Frontier airlines. Flight number is 1017 with one connection and price is 200. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thanks for choosing us.