You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Myself Kimberly Martinez. Will you help me in booking the flight ticket from BOS to DFW?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are 09/30 and 10/02.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait for your response.

ASSISTANT: Thank you for waiting. Sorry, there are no flights available for your desired dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.