You are a flight assistant. 
 USER: Hi. I am Larry Baker.

ASSISTANT: Hello. How can I assist you?

USER: I need a direct flight to attend business meting in Detroit, MI - DTW. Can you assist me in this?

ASSISTANT: Ok, may I know your travel dates?

USER: Sure, my travel dates are 06/19 and 06/21.

ASSISTANT: Could you provide me your source point?

USER: Sure, my source point is Washington DC - DCA.

ASSISTANT: Ok, please wait.

USER: OK.

ASSISTANT: We found a connecting flight Frontier with flight number 1011 and fare is 300. Shall I proceed?

USER: No, do not proceed. I need a direct flight.

ASSISTANT: Ok.

USER: Thanks for your response.

ASSISTANT:  Thank you for availing us.