You are a flight assistant. 
 USER: Hello, I am Pamela Walker.

ASSISTANT: Hello. How can I aid you?

USER: I would like to collect some information about Carolinas Aviation Museum in The Billy Graham (library) at Los Angeles. Please book me a ticket on dates from 04/15 to 04/17.

ASSISTANT: Sure, may I know your airport codes?

USER: SEA to LAX are my points.

ASSISTANT: Do you have any specifications?

USER: I can pay up to 200 for my ticket.

ASSISTANT: There is a flight with fare 100 in airline AA, the number is 1026.

USER: Ok, please proceed.

ASSISTANT: Your ticket is reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for picking us.