You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Me and my friends are planning to enjoy beers festival with my first salary at Houston, IAH. Can you please help me to buy a aeroplane ticket in online from Detroit, DTW?

ASSISTANT: Sure, may I know your journey dates?

USER: 03/03 is my return date and 03/01 is my departure date.

ASSISTANT: Ok, please wait for a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for your time, no flights were found on your requested dates.

USER: Ok, not an issues.

ASSISTANT: May I know your name please?

USER: I am Nicole Mitchell.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your response.