You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: As, my manager didn't approved my leave, So I want to change my reservation. Can you help me with that?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name further process?

USER: Sure, Lisa Anderson here.

ASSISTANT: Ok, wait for some time.

USER: Sure, take your time.

ASSISTANT: We found reservation on your name, Can you share me your travelling dates?

USER: My travel dates are June 23 and 25.

ASSISTANT: May I know your source point and destination point?

USER: My source is from BOS and destination is at CLT.

ASSISTANT: Ok, wait for some time.

USER: Sure, I will wait but make sure that, I want to depart in the evening time in connecting flight.

ASSISTANT: We found United airlines with connecting flight and number 1000 fare of 300, Shall I proceed for booking?

USER: If the depart time is in evening, then you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for changing my reservation.

ASSISTANT: Thanks for approaching us.