You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jonathan Evans.

ASSISTANT: How can I address you?

USER: I need to book a ticket to Visit the Children's Museum with my family. Will you please help me in doing that?

ASSISTANT: Sure. When are you willing to make your trip?

USER: My travelling dates are 09/22 and return on 09/24.

ASSISTANT: Could you please share your exact airport codes?

USER: My airport codes are SEA and JFK.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, no fights found on your requested travelling dates.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for reaching us.