You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: As I am a doctor, I want to attend an emergency case at New York, EWR. Can you please book a ticket from DCA?

ASSISTANT: Sure, may I know your good name?

USER: Sure, I am Dorothy Mitchell.

ASSISTANT: Could you please share your preferred dates of journey?

USER: My travelling dates are Apr 26 and Apr 28.

ASSISTANT: Do you have any specifications?

USER: I would like to travel in single connected flight.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: We found a Hawaiian airline, price is 200 in economy with one stopover.

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed with 1016 flight number.

USER: Thank you.

ASSISTANT: Thank you for choosing us.