You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Helen Lopez.

ASSISTANT: How can I assist you?

USER: Can you help me in booking a flight from SEA to ATL as I need to attend my brother wedding?

ASSISTANT: Could you provide your journey dates?

USER: My travelling dates are 05/31 to 06/02.

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: I found a ticket for you.The price is 100 and flight number is 1012. Can I proceed the booking.

USER: Book it.

ASSISTANT: I confirm you ticket successfully.

USER: Thank you.

ASSISTANT: Welcome.