You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your good name, Please?

USER: I am Stephanie Perez.

ASSISTANT: Nice to meet you Perez. How may I assist you?

USER: I like to travel from DTW to BOS, can you help me in finding a flight?

ASSISTANT: Sure, how long your vacation?

USER: My date of travelling is on 10/08 to 10/10.

ASSISTANT: Based on your details, I cannot find any flight.

USER: That's ok.

ASSISTANT: I am really sorry Stephanie Perez.

USER: Thank you for your help.

ASSISTANT: Thanks for contacting us.