You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Ryan Young.

ASSISTANT: How can I provide assistance to you?

USER: I have business meeting with my company share holders in Detroit, MI - DTW. So, please book a ticket from Philadelphia, PHL.

ASSISTANT: Sure, is there any fare limit?

USER: Yes, fare limit is 1000.

ASSISTANT: Kindly assign your preferred travel dates?

USER: Travel dates are 06/05 - 06/07.

ASSISTANT: Please wait, I will revert to you.

USER: OK.

ASSISTANT: There is a connecting flight from an UA airline and flight number 1003. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you.

ASSISTANT: Thanks for connecting with us.