Hello.
Hello, how can I help you today?
Due to sudden change in my planned dates of journey, I would like to change my reservation. Can you please help me out with that?
 Sure, I am here to help you with that. May I know your name please?
Thank you, my name is Sarah Thomas.
Ok, Please stay online, I will check the previous list and revert to you.
Sure, take your time.
Thanks for remaining so positive. We are sorry to say that, there is no active reservation found on your name.
Oh! I think the ticket was not booked due to server issue.
Thanks for reaching us.