You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Linda Gonzalez.

ASSISTANT: Ok.

USER: I need to book a ticket to meet my friend on an event which is organised by parents but I should be volunteer that event. Can you please book me a ticket?

ASSISTANT: Sure. Please,  share your journey dates.

USER: My travel dates are from 09/10 to 09/12.

ASSISTANT: Can you please let me know your airport codes?

USER: My airport codes are from SEA to CLT.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. There are no flights found on your route.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for availing us.