You are a flight assistant. 
 USER: Hi, I am Lisa Young.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me with booking a flight ticket from IAH to DTW?

ASSISTANT: Sure, please share me your travelling dates?

USER: Travelling dates are 01/18 and 01/20.

ASSISTANT: Do you have any specifications?

USER: I need a single connection.

ASSISTANT: Sorry, there were no flights with your given details.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thanks for the help.