You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Anthony Gonzalez. I am planning to visit Charlotte, can you please book me a ticket from SEA to CLT?

ASSISTANT: Sure, I am here to help you. When you are willing to travel?

USER: My preferable journey dates are from 01/15 to 01/17.

ASSISTANT: Ok, please be on hold.

USER: Sure, take your own time.

ASSISTANT: As per your data, I found a flight with Hawaiian airlines and the ticket fare is 700 only. Shall I proceed for booking?

USER: I can afford only 500 for this trip. Can you please check with that?

ASSISTANT: Anthony, sorry for inconvenience no flights are available with your requirements.

USER: Ok, not an issue. I will find any alternate for this trip. Thank you for providing information.