You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Edward David here. I need to book a ticket from SFO to DFW, can you help me in doing that?

ASSISTANT: Your travelling dates please?

USER: My journey dates are 02/21 to 02/23.

ASSISTANT: Here is a connecting flight with flight number 1017 and fare is 100, providing ticket in economy class. Shall I proceed with booking? Your booking is done in American airlines.

USER: Please proceed.

ASSISTANT: Your booking is done in American airlines.

USER: Thank you.

ASSISTANT: Thank you for choosing us.