You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How shall I assist you?

USER: Please book a ticket with the name of Raymond Thompson from Houston, IAH to Detroit, DTW.

ASSISTANT: Could you please provide journey dates?

USER: 02/21 - 02/23 are the  dates of journey.

ASSISTANT: Please mention connections limit?

USER: I need a connecting flight.

ASSISTANT: No flights found for your requirement.

USER: Ok. Thank you for your quick response.

ASSISTANT: Thanks. Have a nice day!.