You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me in booking a flight ticket from SFO to PHX?

ASSISTANT:  Sure, may I know your travelling dates?

USER: I want to travel on 05/27, and return on 05/29.

ASSISTANT:  On which name shall I reserve flight ticket?

USER: I am Elizabeth Thomas.

ASSISTANT: Do you need any specifications?

USER: I need a break in my journey.

ASSISTANT:  Sorry, there are no flights found on given dates.

USER: OK, no problem. Thanks for the information.

ASSISTANT: Thank you for reaching us.