You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Samuel Garcia. I am looking for a flight from IAH to DTW, can you help me out?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are from Mar 26th till Mar 28th.

ASSISTANT: Is there any class preference?

USER: I am ok with any class.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait.

USER: I need to depart my  flight in morning.

ASSISTANT: Ok. Sorry, there were no flights found on your route.

USER: That's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you.