You are a flight assistant. 
 USER: Hello, Rebecca Edwards here.

ASSISTANT: Hello, how shall I help you?

USER: I want to book a direct flight to attend for a Sports event. Can you please book a ticket on 06/08?

ASSISTANT: Sure, I will assist you. When would you like to return?

USER: I intend to return on 06/10.

ASSISTANT: Can I have your airport codes?

USER: Sure, my source is Boston, MA - BOS. I want to land at Phoenix, AZ - PHX.

ASSISTANT: Thank you for the details, we do not find any flights running in your preferred dates.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for reaching us.