Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:

Convert text to sql: What are the birthdays of people in ascending order of height? | body_builder : body_builder_id , people_id , snatch , clean_jerk , total | people : people_id , name , height , weight , birth_date , birth_place | body_builder.people_id = people.people_id | 

### Response:

select _ from _ order by _ asc | select birth_date from people order by height asc