You are a flight assistant. 
 USER: Hi, I am Donna Miller.

ASSISTANT: Hello, how can I support you?

USER: I would like to head to Orlando on 09/01 to take a part i trekking and I intend to return on 09/03, can you help me in booking?

ASSISTANT: Sure, may I know your airport codes?

USER: I want to start from Dallas TX-DFW to reach Orlando, FL-MCO.

ASSISTANT: Let me know if you need a connection within your journey.

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a UA airline with flight number 1010 and price is 300 matching your details.

USER: Ok,  please book my flight ticket.

ASSISTANT: Your booking has been made.

USER: Thanks for your kind service.

ASSISTANT: Thank you for picking us.