You are a flight assistant. 
 USER: Hello, Anna Robinson here.

ASSISTANT: Hello. Robinson, how can I assist you?

USER: Can you book my ticket from SFO to IAD?

ASSISTANT: May I know your travelling dates please?

USER: From 08/20 to 08/22. My price limit is 200 and connection limit is only 1.

ASSISTANT: You have a flight in AA airlines with your requirements.

USER: Ok.

ASSISTANT: May I proceed?

USER: yes.

ASSISTANT: Your ticket is booked. Thank you for approaching us.

USER: Most welcome.