You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: Please book a ticket to my friend with the name of Alexander Hall, as my friend wants to go to BOS to find the best hotels in that place.

ASSISTANT: Sure, provide me your travelling dates.

USER: And the travelling dates are from 09/11 to 09/13.

ASSISTANT: Do have any connection limit?

USER: The starting point is from HOU with 1 connection. The price limit is to be 200.

ASSISTANT: We found a Delta airline, flight number:1001 and the price is 100.

USER: Ok.

ASSISTANT: Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you for consulting us.