You are a flight assistant. 
 USER: Hi, my name is Patrick Hall.

ASSISTANT: Hello, how may I help you?

USER: Can you help me book a connecting flight to Houston?

ASSISTANT: Sure, please share your travelling dates?

USER: My travel is on 10/18 and 10/20.

ASSISTANT: May I know your journey points?

USER: I would like to travel from DTW to IAH.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your required details.

USER: Thank you for your response.

ASSISTANT: Thanks for choosing us.