You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Steven Martin here.

ASSISTANT: How may I aid you?

USER: My airport codes for boarding the flight are SFO to BOS. Can you reserve a flight ticket?

ASSISTANT: Steven Martin, may I know our travelling dates for this journey?

USER: The price limit is less than 5000. My preferable dates for travel are 06/15 to 06/17.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Flight-1000 is available for you with 1 connection at the price of 100 by Frontier airlines, can I book it for you?

USER: I am ok with the flight. You can book it.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: Thank you.

ASSISTANT: Have a safe journey.