As you tell them over the phone, your company wants me to interview at 9 o'clock in the morning because I belong to the provinces to take on a trip, so I asked for a delay in an interview is a time 11 a.m.
As you can notify by telephone , Your company would like me to interview at 9 o'clock because I was different take on the trip, so I postponed the interview is at 11 o'clock.
As you notice by phone. Your company want me to interview time, 9 am. Because I live in the countryside must take a trip, so I can move the interview time is a time 11 am.