You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to search a flight from WA-SEA to CA-OAK?

ASSISTANT: Sure, help me with your trip dates.

USER: The travelling dates are 09/01 to 09/03.

ASSISTANT: There is a connecting flight with fare 200, the number is 1008 in airline UA. Can I book it?

USER: Yes, proceed with my booking in the name of Christopher Walker.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.