You are a flight assistant. 
 USER: Hello, I am Amanda Edwards.

ASSISTANT: Hello, how can I help you?

USER: I want a flight ticket under 500 price with single connection.

ASSISTANT: Sure,may I know your travelling dates?

USER: I am planning to visit Children's Museum at Seattle from 04/10 to 04/12. My departure point is PHL.

ASSISTANT: Ok, may I know your airport codes?

USER: My destination point is SEA.

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

USER: Ok.

ASSISTANT: There is a UA flight with 1 connection and price of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.