You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to travel from LGA to DCA, can you please book a flight ticket for me?

ASSISTANT: Sure, could you please help me with your journey dates?

USER: My trip is in the month of Sept  from 18th to 20th.

ASSISTANT: Please let me know your connection limit?

USER: I prefer to travel on single connecting flight.

ASSISTANT: Do you have any more specifications?

USER: No, I don't have any other specifications.

ASSISTANT: May I know your good name to proceed further?

USER: Sure, I am Donna Thompson.

ASSISTANT: We found a connecting flight 1000 from Delta airline has fare 100. Shall I proceed?

USER: Yes, proceed for booking with this flight.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.