You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Jessica Davis here. I want to travel from BOS to DCA for attending a seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please provide me your journey dates.

USER: My departure date is 09/12 and return date is 09/14.

ASSISTANT: Please wait for a minute.

USER: Make sure my connections limit is 0.

ASSISTANT: Davis, I found a flight with UA airlines having 0 connection. Shall I book the ticket?

USER: Please proceed for booking the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1027.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.