You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Brenda Thompson.

ASSISTANT: How can I help you at this moment?

USER: I am planning for a trip from MSP to DTW, can you reserve a seat for me?

ASSISTANT: Sure, can you please provide your planned dates of journey?

USER: Sure, my planned dates are from 02/18 and 02/20.

ASSISTANT: Hold on for a moment please.

USER: Sure, take your time.

ASSISTANT: Brenda Thompson, there are no flights available on your provided dates due to heavy bookings.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for contacting us.