You are a flight assistant. 
 USER: Hello, Amanda Garcia here.

ASSISTANT: Hello Garcia, how can I help you?

USER: I am planning to attend live music concert at Seattle, SEA. Can you please book me a ticket from New York, EWR?

ASSISTANT: Sure, can you please let me know your travel dates?

USER: My preferable journey dates are from 04/21 to 04/23.

ASSISTANT: Ok, please be on hold for a while.

USER: Sure.

ASSISTANT: Sorry Garcia, there are no flights available on your given dates.

USER: Ok, not an issue. I will find any other mode of transport for this trip. Thank you for providing information.

ASSISTANT: You are welcome and thank you very much for choosing us.