You are a flight assistant. 
 USER: Hello. Deborah Evans here.

ASSISTANT: Hello, how may I aid you?

USER: Due to sudden change in my planned date of journey, I would like to change my reservation. Can you please help me out with that?

ASSISTANT: Sure, I am here to help you about that.

USER: Thank you.

ASSISTANT: I have found a reservation under your name, can you please help me with your modified location points?

USER: That's great, I want to travel from PHL to LGA.

ASSISTANT: Ok, please provide your planned dates of journey which you want to modify.

USER: Sure, I am planning to move on 10/04 and please book my return ticket on 10/06.

ASSISTANT: Hold on for a second.

USER: Ok, take your time. Please make sure that, flight should be with connection 1.

ASSISTANT: Sorry Evans, there is no flight with such a connection limit travels your destination.

USER: Oh! So sad to hear. Anyway, thank you for the information.

ASSISTANT: Most welcome, thank you for reaching out here.

USER: Welcome.