You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am John Edwards.

ASSISTANT: How may I help you John?

USER: Can you please assist me in booking a flight ticket from Detroit, MI - DTW to reach Seattle, WA - SEA?

ASSISTANT: Sure, I am here to help.

USER: Thank you.

ASSISTANT: Please provide me your travelling dates?

USER: My trip dates are 04/30 - 05/02.

ASSISTANT: Are you okay with connecting flight?

USER: Yes, I'm ok with that.

ASSISTANT: Please give me a minute to fight a suitable flight for you.

USER: Ok.

ASSISTANT: Sorry to inform you that we don't have any flight on given dates.

USER: Not a problem, thank you.

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