You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I serve you at this time?

USER: I would like to book a flight ticket to attend live music concert in DTW from CLT.

ASSISTANT: Yes, can you share your exact dates to find a flight?

USER: Sure, 12/06 and 12/08 are my exact dates of journey.

ASSISTANT: Meanwhile, may I know you name for booking purpose?

USER: I am Emma Garcia.

ASSISTANT: Please wait for a moment Garcia.

USER: Ok.

ASSISTANT: Due to busy schedule, there are no flights available on the dates which you have provided.

USER: Ok, thanks for your information.

ASSISTANT: It's my pleasure.