You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Myself Cynthia Garcia, planning to visit Austin city. Can you please book me a ticket from SFO to AUS?

ASSISTANT: May I know your planned dates please?

USER: My preferable journey dates are from 05/19 to 05/21.

ASSISTANT: Please wait a moment.

USER: Sure, please find connecting flight on this route.

ASSISTANT: Sorry, no connecting flights are there on your journey dates.

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

ASSISTANT: Thank you for approaching us.