You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Welcome to Austin airline agency.

USER: Betty Carter here.

ASSISTANT: How can I assist you today?

USER: I need to meet my father on a business deal who lives in DTW. Can you book my ticket from LGA?

ASSISTANT: Sure, will you provide your travelling dates?

USER: My trip dates are from 05/23 to 05/25.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Unfortunately, there is no flights found under your details.

USER: It's ok.

ASSISTANT: Thank you for reaching us.Have a great day.

USER: thank you and wish you the same.