You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you today?

USER: I am Robert Wilson.

ASSISTANT: Ok.

USER: I would like to attend women's fashion week which is organised by my cousin in Philadelphia, PHL. Can you please make a reservation from Detroit, DTW?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: What are your planned trip dates?

USER: My journey start on 04/30 and arrival on 05/02.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: There is no flight found in search to your route on your dates of journey.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for choosing us.