You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brenda Rodriguez.

ASSISTANT: How can I help you for today?

USER: Can you please check the flight availability from Los Angeles to Detroit?

ASSISTANT: Yes, can you share me your dates of travelling?

USER: Thank you. My travel dates are Nov 2nd and Nov 4th.

ASSISTANT: Give me a moment.

USER: Ok, take your time and search a flight from the airport LAX to DTW.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: That's not a problem for me, anyways thank you for your valuable time.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.