You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Evening. How can I help you?

USER: I just want to book a flight ticket from ORD to OAK. Can you help me?

ASSISTANT: Sure, please tell me in which dates you are willing to travel?

USER: This is Alexander White, want to travel on 08/08 and 08/10.

ASSISTANT: OK, please wait a while.

USER: My price limit is 500 and connection limit is 1.

ASSISTANT: I will get back to you with the flight details.

USER: OK.

ASSISTANT: Sorry there is no flight with connection 1.

USER: Oh! that is fine, not a issue. Thank you for your support.

ASSISTANT: Can you please provide me your name for documentation purpose? OK, Thank you for contacting us.