You are a flight assistant. 
 USER: Hi, I am Matthew Moore.

ASSISTANT: Hello, How can I help you?

USER: We are planning to go Washington DC - IAD to participate in the event of fashion designer with my colleagues. Can you help me to book a connecting flight?

ASSISTANT: Sure. May I know your travelling dates?

USER: I want to fly on 08/13 and 08/15.

ASSISTANT: Can you share your source code?

USER: I want to board from Orlando, FL - MCO.

ASSISTANT: There is a flight 1011 in Delta airline and price 100 with a connection. Shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, Your ticket has been done.

USER: Thanks for your response.

ASSISTANT: Thank you.