You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Mary Adams, can help me to book a flight ticket from HOU to DTW?

ASSISTANT: Sure, I am here to help you out. Please share me your help. Share me your trip dates.

USER: Ok, the departure date is 01/06 and 01/08.

ASSISTANT: Please wait a moment.

USER: Ok, please book a connecting flight.

ASSISTANT: Sorry, there is no flight with 1 stop.

USER: Thank you for searching for me. I will book again next time. Thank you for assisting me.

ASSISTANT: Thank you for your help.