Possible Clues:

• Ride Amtrak's California Zephyr, say
• One must go places to get to the composer after tea
• You'd go a long way to find such a composer at last
• That will get one in motion
• Not staying for the composer after tea
• Kind of shirt taken by a music man for a tour?
• Go for tea with the composer
• Tenor and composer are globe-trotting
• After tea the composer may get overseas with this
• Sunday paper section