You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I want to book a ticket from PHL to SEA, can you help me?

ASSISTANT: Sure, let me know your trip dates?

USER: My travel dates are June 16 and 18.

ASSISTANT: Any preferences you have?

USER: I prefer to travel in economy class.

ASSISTANT: Can you share your name please?

USER: I am Richard Miller.

ASSISTANT: American Airlines has a connecting flight with number 1028 for fare 100, shall I proceed?

USER: You can book it.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.