You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Gary Evans.

ASSISTANT: How can I assist you?

USER: I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in Seattle. Can you help me in booking?

ASSISTANT: Sure, may I know your planned journey dates?

USER: My trip dates are 08/06 to 08/08.

ASSISTANT: Please provide me your respective airport codes.

USER: I will start from CLT to SEA.

ASSISTANT: Please give me a minute, Gary.

USER: Ok.

ASSISTANT: I found a flight in Delta airlines with price 700. Shall I book the ticket for you?

USER: You can reserve it.

ASSISTANT: Your ticket is confirmed and the flight number is 1017.

USER: Thank you for helping.

ASSISTANT: Thank you for choosing us.