Book a flight for travel from Sydney to Hong Kong on March 28th.
Sydney to Hong Kong flight on March 28th
Sure thing. Which class of service would you prefer for your flight from Sydney to Hong Kong on March 28th?
Complete the following task based on the instruction and optional input provided.### Instruction:
Book a flight for travel from Sydney to Hong Kong on March 28th.

### Input:
Sydney to Hong Kong flight on March 28th

### Output:
Sure thing. Which class of service would you prefer for your flight from Sydney to Hong Kong on March 28th?