You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kimberly Hall.

ASSISTANT: How may I support you?

USER: I am planning to attend my grand mother memorial service at Washington, DCA. Can you please help me in booking a connecting flight ticket?

ASSISTANT: Sure, please mention your price limit?

USER: My price limit is 200.

ASSISTANT: From which place would you prefer to fly?

USER: My source airport is Chicago, ORD.

ASSISTANT: When do you scheduled your journey?

USER: My travelling dates are from 03/04 to 03/06.

ASSISTANT: Please wait a while. I will search a flight and revert to you.

USER: Sure.

ASSISTANT: Thanks for your patience. Unfortunately there are no flights found with your details.

USER: Ok, no problem.

ASSISTANT: Thank you for selecting us.

USER: Thanks for your information.

ASSISTANT: Have a colourful day.