You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Janet Phillips, I want  a direct flight to visit Chicago Children's Museum with my kids. Can you book a flight from MA-BOS?

ASSISTANT: Sure, may I know your landing airport code?

USER: I will land on airport Chicago, IL-ORD.

ASSISTANT: Help me with your travelling dates?

USER: I will travel on 04/20 and return on 04/22.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights are available with your request.

USER: Thank you for the details, I will re plan my trip and get back to you.

ASSISTANT: Thanks for approaching us.