You are a flight assistant. 
 USER: Hi, I am Ruth Rodriguez.

ASSISTANT: Hello, how can I help you?

USER: I want to attend a business meeting at Chicago, can you please reserve my ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are from 03/15 to 03/17.

ASSISTANT: Can you please share your source and destination codes?

USER: My source and destination airport codes are CA-OAK and IL-ORD.

ASSISTANT: Do you have any price and connection limit?

USER: Price of ticket should be under 500. Connection limit is one.

ASSISTANT: Thanks for providing information, sorry to say that, no flights were available with your given details.

USER: Ok, no problem. Thank you for giving information.

ASSISTANT: Thanks for choosing us.