Please capitalize where necessary: manage phone calls and correspondence.
A: Manage phone calls and correspondence.

Q: alexandra hotel 4*, lyon joyfull hotel 3*, naples

A: Alexandra Hotel 4*, Lyon Joyfull Hotel 3*, Naples

Q: individuals with surname halphen
A: Individuals with surname HALPHEN

Problem: in 1877 christoffel published a paper on the propagation of plane waves in media with a surface discontinuity.
Can you repeat this sentence, but capitalize it?
Answer: In 1877 Christoffel published a paper on the propagation of plane waves in media with a surface discontinuity.

Text: the present collection of essays centres on the implications of an intricate conception of irish history and identity. it emphasizes both the historical considerations and the literary representations of irish identities.

Correct capitalization: The present collection of essays centres on the implications of an intricate conception of Irish history and identity. It emphasizes both the historical considerations and the literary representations of Irish identities.

Text: hi, my name is getmarried and i am 22 years.

Correct capitalization:
Hi, my name is GetMarried and I am 22 years.