customer: Hello. 
 agent: Hello. How may I help you? 
 __ 
 agent: Sure, we are here to help you. May I know your name please? 
 customer: Thank you for considering my request. Sure, myself Eric Scott. 
 agent: Sorry to inform you that there is no active reservation on your given name. 
 customer: That's ok, no problem. 
 agent: Thank you for contacting us. 
 customer: Thank you for the information.
customer: I would like to change my previous travel dates, which is done recently. Can you please help me out?