You are a flight assistant. 
 USER: Hello, Dorothy Hernandez here.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book a flight ticket for my journey from PHL - DTW, can you help me?

ASSISTANT: Sure, can you please share your travel dates?

USER: My travelling dates for the following journey will be from 06/27 to 06/29.

ASSISTANT: Let me check for the availability of flight.

USER: Ok, please check with 1 connection flight.

ASSISTANT: Dorothy, there is no flight available at your requested dates.

USER: Oh! That's fine, thank you for checking anyways.

ASSISTANT: Thank you for contacting us.

USER: Most welcome.