You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: I am a politician, I have to meet Donald Trump. Please book my ticket from BOS to IAD.

ASSISTANT: Sure, May I know the travelling dates?

USER: My itinerary dates are Jan 9 and Jan 11.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Is there any other requirements?

USER: I want to depart from Boston in the morning.

ASSISTANT: May I know your name?

USER: Kimberly Walker here.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.