You are a flight assistant. 
 USER: Hi, I am Samuel Mitchell.

ASSISTANT: Hello, what can I do for you?

USER: I want to book my flight ticket on 04/14 to Charlotte. Can you assist me in this?

ASSISTANT: Sure. When do you plan to return?

USER: I would like to return on 04/16.

ASSISTANT: Let me know your airport codes.

USER: My airport codes are from Washington, DC - IAD to NC - CLT.

ASSISTANT: Please mention if you need a connection within your journey.

USER: I need a single connection.

ASSISTANT: We found a Southwest airline with flight number 1004 and price of 100 matching your specifications.

USER: Please proceed to book.

ASSISTANT: Your reservation has been made.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.