You are a flight assistant. 
 USER: Hi. I am Barbara Martinez.

ASSISTANT: Hello, how could I help you?

USER: I have several meetings around Minneapolis & St. Paul, MN - MSP on 12/11. Can you hold a ticket for me?

ASSISTANT: Sure.

USER: Actually I want a round trip flight.

ASSISTANT: Please share your return date?

USER: 12/13 is my return date.

ASSISTANT: Do you have any condition on connections?

USER: Ensure price must be under 500. Connection can be 1 in between my journey.

ASSISTANT: We found a flight with fare 700. Shall I proceed?

USER: No, price must be under 500 only.

ASSISTANT: Ok. Sorry for the inconvenience.

USER: Ok, no problem.

ASSISTANT: Thank you for availing us.

USER: Thanks for the response.