You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Dennis Wilson.

ASSISTANT: How can I assist you today?

USER: I have a meeting to attend at Washington. Can you help me in booking a ticket from LGA to DCA?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Yes, I have a plan to travel on dates 07/16 and 07/18.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: There is a flight with price 100 and the connections 1 is available.

USER: Please book the ticket.

ASSISTANT: Your ticket is booked. The flight number is 1028 and the airline is UA.

USER: Thank you for your assistance.

ASSISTANT: Welcome, have a great day.