You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I want to book an connecting flight ticket to attend an meeting at WA. Can you help me?

ASSISTANT: Sure, may I know your trip dates?

USER: 09/10 and 09/12 are my travelling dates.

ASSISTANT: Do you prefer any connection limit>.

USER: I need a break.

ASSISTANT: May I know your specifications?

USER: I would like to travel in an economy class.

ASSISTANT: Ok, please wait.

USER: LAS and SEA are my airport codes. Ok.

ASSISTANT: Ok, thank you for mentioning. There is a connected flight in Delta airlines with the fare 100.

USER: You can reserve it.

ASSISTANT: May I know your name?

USER: Christine Thomas.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.